21000422703

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{223711}}^1$

素因数の和:223839

約数の個数: 32

約数和(自身を含む): 31570237440

約数和(自身を除く): 10569814737

約数列:

[1, 3, 13, 29, 39, 83, 87, 249, 377, 1079, 1131, 2407, 3237, 7221, 31291, 93873, 223711, 671133, 2908243, 6487619, 8724729, 18568013, 19462857, 55704039, 84339047, 241384169, 253017141, 538472377, 724152507, 1615417131, 7000140901, 21000422703]

約数ペア:

[(1, 21000422703), (3, 7000140901), (13, 1615417131), (29, 724152507), (39, 538472377), (83, 253017141), (87, 241384169), (249, 84339047), (377, 55704039), (1079, 19462857), (1131, 18568013), (2407, 8724729), (3237, 6487619), (7221, 2908243), (31291, 671133), (93873, 223711)]