21916812

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 52774400

約数和(自身を除く): 30857588

約数列:

[1, 2, 3, 4, 6, 12, 61, 79, 122, 158, 183, 237, 244, 316, 366, 379, 474, 732, 758, 948, 1137, 1516, 2274, 4548, 4819, 9638, 14457, 19276, 23119, 28914, 29941, 46238, 57828, 59882, 69357, 89823, 92476, 119764, 138714, 179646, 277428, 359292, 1826401, 3652802, 5479203, 7305604, 10958406, 21916812]

約数ペア:

[(1, 21916812), (2, 10958406), (3, 7305604), (4, 5479203), (6, 3652802), (12, 1826401), (61, 359292), (79, 277428), (122, 179646), (158, 138714), (183, 119764), (237, 92476), (244, 89823), (316, 69357), (366, 59882), (379, 57828), (474, 46238), (732, 29941), (758, 28914), (948, 23119), (1137, 19276), (1516, 14457), (2274, 9638), (4548, 4819)]