21017647582

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4037197}}^1$

素因数の和:4037355

約数の個数: 16

約数和(自身を含む): 33427999440

約数和(自身を除く): 12410351858

約数列:

[1, 2, 19, 38, 137, 274, 2603, 5206, 4037197, 8074394, 76706743, 153413486, 553095989, 1106191978, 10508823791, 21017647582]

約数ペア:

[(1, 21017647582), (2, 10508823791), (19, 1106191978), (38, 553095989), (137, 153413486), (274, 76706743), (2603, 8074394), (5206, 4037197)]