21761658

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 49870080

約数和(自身を除く): 28108422

約数列:

[1, 2, 3, 6, 9, 18, 29, 47, 58, 87, 94, 141, 174, 261, 282, 423, 522, 846, 887, 1363, 1774, 2661, 2726, 4089, 5322, 7983, 8178, 12267, 15966, 24534, 25723, 41689, 51446, 77169, 83378, 125067, 154338, 231507, 250134, 375201, 463014, 750402, 1208981, 2417962, 3626943, 7253886, 10880829, 21761658]

約数ペア:

[(1, 21761658), (2, 10880829), (3, 7253886), (6, 3626943), (9, 2417962), (18, 1208981), (29, 750402), (47, 463014), (58, 375201), (87, 250134), (94, 231507), (141, 154338), (174, 125067), (261, 83378), (282, 77169), (423, 51446), (522, 41689), (846, 25723), (887, 24534), (1363, 15966), (1774, 12267), (2661, 8178), (2726, 7983), (4089, 5322)]