21192366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2801}}^1$

素因数の和:2916

約数の個数: 32

約数和(自身を含む): 46132128

約数和(自身を除く): 24939762

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 97, 194, 291, 582, 1261, 2522, 2801, 3783, 5602, 7566, 8403, 16806, 36413, 72826, 109239, 218478, 271697, 543394, 815091, 1630182, 3532061, 7064122, 10596183, 21192366]

約数ペア:

[(1, 21192366), (2, 10596183), (3, 7064122), (6, 3532061), (13, 1630182), (26, 815091), (39, 543394), (78, 271697), (97, 218478), (194, 109239), (291, 72826), (582, 36413), (1261, 16806), (2522, 8403), (2801, 7566), (3783, 5602)]