21942424

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7393}}^1$

素因数の和:7459

約数の個数: 32

約数和(自身を含む): 47913120

約数和(自身を除く): 25970696

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 7393, 14786, 29572, 51751, 59144, 103502, 207004, 391829, 414008, 783658, 1567316, 2742803, 3134632, 5485606, 10971212, 21942424]

約数ペア:

[(1, 21942424), (2, 10971212), (4, 5485606), (7, 3134632), (8, 2742803), (14, 1567316), (28, 783658), (53, 414008), (56, 391829), (106, 207004), (212, 103502), (371, 59144), (424, 51751), (742, 29572), (1484, 14786), (2968, 7393)]