21564360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:548

約数の個数: 128

約数和(自身を含む): 73785600

約数和(自身を除く): 52221240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 164, 180, 205, 216, 246, 270, 328, 360, 369, 410, 487, 492, 540, 615, 738, 820, 974, 984, 1080, 1107, 1230, 1461, 1476, 1640, 1845, 1948, 2214, 2435, 2460, 2922, 2952, 3690, 3896, 4383, 4428, 4870, 4920, 5535, 5844, 7305, 7380, 8766, 8856, 9740, 11070, 11688, 13149, 14610, 14760, 17532, 19480, 19967, 21915, 22140, 26298, 29220, 35064, 39934, 43830, 44280, 52596, 58440, 59901, 65745, 79868, 87660, 99835, 105192, 119802, 131490, 159736, 175320, 179703, 199670, 239604, 262980, 299505, 359406, 399340, 479208, 525960, 539109, 599010, 718812, 798680, 898515, 1078218, 1198020, 1437624, 1797030, 2156436, 2396040, 2695545, 3594060, 4312872, 5391090, 7188120, 10782180, 21564360]

約数ペア:

[(1, 21564360), (2, 10782180), (3, 7188120), (4, 5391090), (5, 4312872), (6, 3594060), (8, 2695545), (9, 2396040), (10, 2156436), (12, 1797030), (15, 1437624), (18, 1198020), (20, 1078218), (24, 898515), (27, 798680), (30, 718812), (36, 599010), (40, 539109), (41, 525960), (45, 479208), (54, 399340), (60, 359406), (72, 299505), (82, 262980), (90, 239604), (108, 199670), (120, 179703), (123, 175320), (135, 159736), (164, 131490), (180, 119802), (205, 105192), (216, 99835), (246, 87660), (270, 79868), (328, 65745), (360, 59901), (369, 58440), (410, 52596), (487, 44280), (492, 43830), (540, 39934), (615, 35064), (738, 29220), (820, 26298), (974, 22140), (984, 21915), (1080, 19967), (1107, 19480), (1230, 17532), (1461, 14760), (1476, 14610), (1640, 13149), (1845, 11688), (1948, 11070), (2214, 9740), (2435, 8856), (2460, 8766), (2922, 7380), (2952, 7305), (3690, 5844), (3896, 5535), (4383, 4920), (4428, 4870)]