21988322

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 14403358

約数列:

[1, 2, 23, 29, 46, 53, 58, 106, 311, 622, 667, 1219, 1334, 1537, 2438, 3074, 7153, 9019, 14306, 16483, 18038, 32966, 35351, 70702, 207437, 379109, 414874, 478007, 758218, 956014, 10994161, 21988322]

約数ペア:

[(1, 21988322), (2, 10994161), (23, 956014), (29, 758218), (46, 478007), (53, 414874), (58, 379109), (106, 207437), (311, 70702), (622, 35351), (667, 32966), (1219, 18038), (1334, 16483), (1537, 14306), (2438, 9019), (3074, 7153)]