21095718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3371}}^1$

素因数の和:3532

約数の個数: 32

約数和(自身を含む): 48556800

約数和(自身を除く): 27461082

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 894, 1043, 2086, 3129, 3371, 6258, 6742, 10113, 20226, 23597, 47194, 70791, 141582, 502279, 1004558, 1506837, 3013674, 3515953, 7031906, 10547859, 21095718]

約数ペア:

[(1, 21095718), (2, 10547859), (3, 7031906), (6, 3515953), (7, 3013674), (14, 1506837), (21, 1004558), (42, 502279), (149, 141582), (298, 70791), (447, 47194), (894, 23597), (1043, 20226), (2086, 10113), (3129, 6742), (3371, 6258)]