21000687162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{938117}}^1$

素因数の和:938183

約数の個数: 64

約数和(自身を含む): 52954884864

約数和(自身を除く): 31954197702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 78, 82, 91, 123, 182, 246, 273, 287, 533, 546, 574, 861, 1066, 1599, 1722, 3198, 3731, 7462, 11193, 22386, 938117, 1876234, 2814351, 5628702, 6566819, 12195521, 13133638, 19700457, 24391042, 36586563, 38462797, 39400914, 73173126, 76925594, 85368647, 115388391, 170737294, 230776782, 256105941, 269239579, 500016361, 512211882, 538479158, 807718737, 1000032722, 1500049083, 1615437474, 3000098166, 3500114527, 7000229054, 10500343581, 21000687162]

約数ペア:

[(1, 21000687162), (2, 10500343581), (3, 7000229054), (6, 3500114527), (7, 3000098166), (13, 1615437474), (14, 1500049083), (21, 1000032722), (26, 807718737), (39, 538479158), (41, 512211882), (42, 500016361), (78, 269239579), (82, 256105941), (91, 230776782), (123, 170737294), (182, 115388391), (246, 85368647), (273, 76925594), (287, 73173126), (533, 39400914), (546, 38462797), (574, 36586563), (861, 24391042), (1066, 19700457), (1599, 13133638), (1722, 12195521), (3198, 6566819), (3731, 5628702), (7462, 2814351), (11193, 1876234), (22386, 938117)]