21045617892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{4211}}^1$

素因数の和:4474

約数の個数: 144

約数和(自身を含む): 58597680960

約数和(自身を除く): 37552063068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 181, 234, 236, 354, 362, 468, 531, 543, 708, 724, 767, 1062, 1086, 1534, 1629, 2124, 2172, 2301, 2353, 3068, 3258, 4211, 4602, 4706, 6516, 6903, 7059, 8422, 9204, 9412, 10679, 12633, 13806, 14118, 16844, 21177, 21358, 25266, 27612, 28236, 32037, 37899, 42354, 42716, 50532, 54743, 64074, 75798, 84708, 96111, 109486, 128148, 138827, 151596, 164229, 192222, 218972, 248449, 277654, 328458, 384444, 416481, 492687, 496898, 555308, 656916, 745347, 762191, 832962, 985374, 993796, 1249443, 1490694, 1524382, 1665924, 1970748, 2236041, 2286573, 2498886, 2981388, 3048764, 3229837, 4472082, 4573146, 4997772, 6459674, 6859719, 8944164, 9146292, 9689511, 9908483, 12919348, 13719438, 19379022, 19816966, 27438876, 29068533, 29725449, 38758044, 39633932, 44969269, 58137066, 59450898, 89176347, 89938538, 116274132, 118901796, 134907807, 178352694, 179877076, 269815614, 356705388, 404723421, 539631228, 584600497, 809446842, 1169200994, 1618893684, 1753801491, 2338401988, 3507602982, 5261404473, 7015205964, 10522808946, 21045617892]

約数ペア:

[(1, 21045617892), (2, 10522808946), (3, 7015205964), (4, 5261404473), (6, 3507602982), (9, 2338401988), (12, 1753801491), (13, 1618893684), (18, 1169200994), (26, 809446842), (36, 584600497), (39, 539631228), (52, 404723421), (59, 356705388), (78, 269815614), (117, 179877076), (118, 178352694), (156, 134907807), (177, 118901796), (181, 116274132), (234, 89938538), (236, 89176347), (354, 59450898), (362, 58137066), (468, 44969269), (531, 39633932), (543, 38758044), (708, 29725449), (724, 29068533), (767, 27438876), (1062, 19816966), (1086, 19379022), (1534, 13719438), (1629, 12919348), (2124, 9908483), (2172, 9689511), (2301, 9146292), (2353, 8944164), (3068, 6859719), (3258, 6459674), (4211, 4997772), (4602, 4573146), (4706, 4472082), (6516, 3229837), (6903, 3048764), (7059, 2981388), (8422, 2498886), (9204, 2286573), (9412, 2236041), (10679, 1970748), (12633, 1665924), (13806, 1524382), (14118, 1490694), (16844, 1249443), (21177, 993796), (21358, 985374), (25266, 832962), (27612, 762191), (28236, 745347), (32037, 656916), (37899, 555308), (42354, 496898), (42716, 492687), (50532, 416481), (54743, 384444), (64074, 328458), (75798, 277654), (84708, 248449), (96111, 218972), (109486, 192222), (128148, 164229), (138827, 151596)]