21236528038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1\times {\mathrm{2671}}^1$

素因数の和:3553

約数の個数: 64

約数和(自身を含む): 38230548480

約数和(自身を除く): 16994020442

約数列:

[1, 2, 11, 19, 22, 23, 38, 46, 209, 253, 418, 437, 506, 827, 874, 1654, 2671, 4807, 5342, 9097, 9614, 15713, 18194, 19021, 29381, 31426, 38042, 50749, 58762, 61433, 101498, 122866, 172843, 209231, 345686, 361399, 418462, 558239, 675763, 722798, 1116478, 1167227, 1351526, 2208917, 2334454, 3975389, 4417834, 7950778, 12839497, 24298087, 25678994, 41969423, 48596174, 50805091, 83938846, 101610182, 461663653, 558856001, 923327306, 965296729, 1117712002, 1930593458, 10618264019, 21236528038]

約数ペア:

[(1, 21236528038), (2, 10618264019), (11, 1930593458), (19, 1117712002), (22, 965296729), (23, 923327306), (38, 558856001), (46, 461663653), (209, 101610182), (253, 83938846), (418, 50805091), (437, 48596174), (506, 41969423), (827, 25678994), (874, 24298087), (1654, 12839497), (2671, 7950778), (4807, 4417834), (5342, 3975389), (9097, 2334454), (9614, 2208917), (15713, 1351526), (18194, 1167227), (19021, 1116478), (29381, 722798), (31426, 675763), (38042, 558239), (50749, 418462), (58762, 361399), (61433, 345686), (101498, 209231), (122866, 172843)]