21940776

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2167

約数の個数: 96

約数和(自身を含む): 69844320

約数和(自身を除く): 47903544

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 156, 198, 234, 264, 286, 312, 396, 429, 468, 572, 792, 858, 936, 1144, 1287, 1716, 2131, 2574, 3432, 4262, 5148, 6393, 8524, 10296, 12786, 17048, 19179, 23441, 25572, 27703, 38358, 46882, 51144, 55406, 70323, 76716, 83109, 93764, 110812, 140646, 153432, 166218, 187528, 210969, 221624, 249327, 281292, 304733, 332436, 421938, 498654, 562584, 609466, 664872, 843876, 914199, 997308, 1218932, 1687752, 1828398, 1994616, 2437864, 2742597, 3656796, 5485194, 7313592, 10970388, 21940776]

約数ペア:

[(1, 21940776), (2, 10970388), (3, 7313592), (4, 5485194), (6, 3656796), (8, 2742597), (9, 2437864), (11, 1994616), (12, 1828398), (13, 1687752), (18, 1218932), (22, 997308), (24, 914199), (26, 843876), (33, 664872), (36, 609466), (39, 562584), (44, 498654), (52, 421938), (66, 332436), (72, 304733), (78, 281292), (88, 249327), (99, 221624), (104, 210969), (117, 187528), (132, 166218), (143, 153432), (156, 140646), (198, 110812), (234, 93764), (264, 83109), (286, 76716), (312, 70323), (396, 55406), (429, 51144), (468, 46882), (572, 38358), (792, 27703), (858, 25572), (936, 23441), (1144, 19179), (1287, 17048), (1716, 12786), (2131, 10296), (2574, 8524), (3432, 6393), (4262, 5148)]