21430860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1751

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 47516340

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 1709, 2090, 2508, 3135, 3418, 4180, 5127, 6270, 6836, 8545, 10254, 12540, 17090, 18799, 20508, 25635, 32471, 34180, 37598, 51270, 56397, 64942, 75196, 93995, 97413, 102540, 112794, 129884, 162355, 187990, 194826, 225588, 281985, 324710, 357181, 375980, 389652, 487065, 563970, 649420, 714362, 974130, 1071543, 1127940, 1428724, 1785905, 1948260, 2143086, 3571810, 4286172, 5357715, 7143620, 10715430, 21430860]

約数ペア:

[(1, 21430860), (2, 10715430), (3, 7143620), (4, 5357715), (5, 4286172), (6, 3571810), (10, 2143086), (11, 1948260), (12, 1785905), (15, 1428724), (19, 1127940), (20, 1071543), (22, 974130), (30, 714362), (33, 649420), (38, 563970), (44, 487065), (55, 389652), (57, 375980), (60, 357181), (66, 324710), (76, 281985), (95, 225588), (110, 194826), (114, 187990), (132, 162355), (165, 129884), (190, 112794), (209, 102540), (220, 97413), (228, 93995), (285, 75196), (330, 64942), (380, 56397), (418, 51270), (570, 37598), (627, 34180), (660, 32471), (836, 25635), (1045, 20508), (1140, 18799), (1254, 17090), (1709, 12540), (2090, 10254), (2508, 8545), (3135, 6836), (3418, 6270), (4180, 5127)]