21460530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1160

約数の個数: 96

約数和(自身を含む): 64580544

約数和(自身を除く): 43120014

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1123, 1274, 1365, 1470, 1911, 2246, 2730, 3185, 3369, 3822, 5615, 6370, 6738, 7861, 9555, 11230, 14599, 15722, 16845, 19110, 23583, 29198, 33690, 39305, 43797, 47166, 55027, 72995, 78610, 87594, 102193, 110054, 117915, 145990, 165081, 204386, 218985, 235830, 275135, 306579, 330162, 437970, 510965, 550270, 613158, 715351, 825405, 1021930, 1430702, 1532895, 1650810, 2146053, 3065790, 3576755, 4292106, 7153510, 10730265, 21460530]

約数ペア:

[(1, 21460530), (2, 10730265), (3, 7153510), (5, 4292106), (6, 3576755), (7, 3065790), (10, 2146053), (13, 1650810), (14, 1532895), (15, 1430702), (21, 1021930), (26, 825405), (30, 715351), (35, 613158), (39, 550270), (42, 510965), (49, 437970), (65, 330162), (70, 306579), (78, 275135), (91, 235830), (98, 218985), (105, 204386), (130, 165081), (147, 145990), (182, 117915), (195, 110054), (210, 102193), (245, 87594), (273, 78610), (294, 72995), (390, 55027), (455, 47166), (490, 43797), (546, 39305), (637, 33690), (735, 29198), (910, 23583), (1123, 19110), (1274, 16845), (1365, 15722), (1470, 14599), (1911, 11230), (2246, 9555), (2730, 7861), (3185, 6738), (3369, 6370), (3822, 5615)]