21890043474

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4756637}}^1$

素因数の和:4756714

約数の個数: 32

約数和(自身を含む): 47946911040

約数和(自身を除く): 26056867566

約数列:

[1, 2, 3, 6, 13, 26, 39, 59, 78, 118, 177, 354, 767, 1534, 2301, 4602, 4756637, 9513274, 14269911, 28539822, 61836281, 123672562, 185508843, 280641583, 371017686, 561283166, 841924749, 1683849498, 3648340579, 7296681158, 10945021737, 21890043474]

約数ペア:

[(1, 21890043474), (2, 10945021737), (3, 7296681158), (6, 3648340579), (13, 1683849498), (26, 841924749), (39, 561283166), (59, 371017686), (78, 280641583), (118, 185508843), (177, 123672562), (354, 61836281), (767, 28539822), (1534, 14269911), (2301, 9513274), (4602, 4756637)]