21083348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 26332972

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 31, 41, 44, 52, 58, 62, 82, 116, 124, 143, 164, 286, 319, 341, 377, 403, 451, 533, 572, 638, 682, 754, 806, 899, 902, 1066, 1189, 1271, 1276, 1364, 1508, 1612, 1798, 1804, 2132, 2378, 2542, 3596, 4147, 4433, 4756, 5084, 5863, 8294, 8866, 9889, 11687, 11726, 13079, 13981, 15457, 16523, 16588, 17732, 19778, 23374, 23452, 26158, 27962, 30914, 33046, 36859, 39556, 46748, 52316, 55924, 61828, 66092, 73718, 128557, 147436, 170027, 181753, 257114, 340054, 363506, 405449, 479167, 514228, 680108, 727012, 810898, 958334, 1621796, 1916668, 5270837, 10541674, 21083348]

約数ペア:

[(1, 21083348), (2, 10541674), (4, 5270837), (11, 1916668), (13, 1621796), (22, 958334), (26, 810898), (29, 727012), (31, 680108), (41, 514228), (44, 479167), (52, 405449), (58, 363506), (62, 340054), (82, 257114), (116, 181753), (124, 170027), (143, 147436), (164, 128557), (286, 73718), (319, 66092), (341, 61828), (377, 55924), (403, 52316), (451, 46748), (533, 39556), (572, 36859), (638, 33046), (682, 30914), (754, 27962), (806, 26158), (899, 23452), (902, 23374), (1066, 19778), (1189, 17732), (1271, 16588), (1276, 16523), (1364, 15457), (1508, 13981), (1612, 13079), (1798, 11726), (1804, 11687), (2132, 9889), (2378, 8866), (2542, 8294), (3596, 5863), (4147, 5084), (4433, 4756)]