21585672

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 63648000

約数和(自身を除く): 42062328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 57, 62, 72, 76, 93, 114, 124, 152, 171, 186, 228, 248, 279, 342, 372, 456, 509, 558, 589, 684, 744, 1018, 1116, 1178, 1368, 1527, 1767, 2036, 2232, 2356, 3054, 3534, 4072, 4581, 4712, 5301, 6108, 7068, 9162, 9671, 10602, 12216, 14136, 15779, 18324, 19342, 21204, 29013, 31558, 36648, 38684, 42408, 47337, 58026, 63116, 77368, 87039, 94674, 116052, 126232, 142011, 174078, 189348, 232104, 284022, 299801, 348156, 378696, 568044, 599602, 696312, 899403, 1136088, 1199204, 1798806, 2398408, 2698209, 3597612, 5396418, 7195224, 10792836, 21585672]

約数ペア:

[(1, 21585672), (2, 10792836), (3, 7195224), (4, 5396418), (6, 3597612), (8, 2698209), (9, 2398408), (12, 1798806), (18, 1199204), (19, 1136088), (24, 899403), (31, 696312), (36, 599602), (38, 568044), (57, 378696), (62, 348156), (72, 299801), (76, 284022), (93, 232104), (114, 189348), (124, 174078), (152, 142011), (171, 126232), (186, 116052), (228, 94674), (248, 87039), (279, 77368), (342, 63116), (372, 58026), (456, 47337), (509, 42408), (558, 38684), (589, 36648), (684, 31558), (744, 29013), (1018, 21204), (1116, 19342), (1178, 18324), (1368, 15779), (1527, 14136), (1767, 12216), (2036, 10602), (2232, 9671), (2356, 9162), (3054, 7068), (3534, 6108), (4072, 5301), (4581, 4712)]