21569844

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 51941120

約数和(自身を除く): 30371276

約数列:

[1, 2, 3, 4, 6, 12, 61, 79, 122, 158, 183, 237, 244, 316, 366, 373, 474, 732, 746, 948, 1119, 1492, 2238, 4476, 4819, 9638, 14457, 19276, 22753, 28914, 29467, 45506, 57828, 58934, 68259, 88401, 91012, 117868, 136518, 176802, 273036, 353604, 1797487, 3594974, 5392461, 7189948, 10784922, 21569844]

約数ペア:

[(1, 21569844), (2, 10784922), (3, 7189948), (4, 5392461), (6, 3594974), (12, 1797487), (61, 353604), (79, 273036), (122, 176802), (158, 136518), (183, 117868), (237, 91012), (244, 88401), (316, 68259), (366, 58934), (373, 57828), (474, 45506), (732, 29467), (746, 28914), (948, 22753), (1119, 19276), (1492, 14457), (2238, 9638), (4476, 4819)]