21366704

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{6329}}^1$

素因数の和:6548

約数の個数: 20

約数和(自身を含む): 41600760

約数和(自身を除く): 20234056

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 6329, 12658, 25316, 50632, 101264, 1335419, 2670838, 5341676, 10683352, 21366704]

約数ペア:

[(1, 21366704), (2, 10683352), (4, 5341676), (8, 2670838), (16, 1335419), (211, 101264), (422, 50632), (844, 25316), (1688, 12658), (3376, 6329)]