21207521662

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{15187}}^1$

素因数の和:15544

約数の個数: 32

約数和(自身を含む): 33313480704

約数和(自身を除く): 12105959042

約数列:

[1, 2, 31, 62, 101, 202, 223, 446, 3131, 6262, 6913, 13826, 15187, 22523, 30374, 45046, 470797, 698213, 941594, 1396426, 1533887, 3067774, 3386701, 6773402, 47550497, 95100994, 104987731, 209975462, 342056801, 684113602, 10603760831, 21207521662]

約数ペア:

[(1, 21207521662), (2, 10603760831), (31, 684113602), (62, 342056801), (101, 209975462), (202, 104987731), (223, 95100994), (446, 47550497), (3131, 6773402), (6262, 3386701), (6913, 3067774), (13826, 1533887), (15187, 1396426), (22523, 941594), (30374, 698213), (45046, 470797)]