21052487160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3077849}}^1$

素因数の和:3077885

約数の個数: 96

約数和(自身を含む): 72021690000

約数和(自身を除く): 50969202840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 3077849, 6155698, 9233547, 12311396, 15389245, 18467094, 24622792, 27700641, 30778490, 36934188, 46167735, 55401282, 58479131, 61556980, 73868376, 92335470, 110802564, 116958262, 123113960, 138503205, 175437393, 184670940, 221605128, 233916524, 277006410, 292395655, 350874786, 369341880, 467833048, 526312179, 554012820, 584791310, 701749572, 877186965, 1052624358, 1108025640, 1169582620, 1403499144, 1754373930, 2105248716, 2339165240, 2631560895, 3508747860, 4210497432, 5263121790, 7017495720, 10526243580, 21052487160]

約数ペア:

[(1, 21052487160), (2, 10526243580), (3, 7017495720), (4, 5263121790), (5, 4210497432), (6, 3508747860), (8, 2631560895), (9, 2339165240), (10, 2105248716), (12, 1754373930), (15, 1403499144), (18, 1169582620), (19, 1108025640), (20, 1052624358), (24, 877186965), (30, 701749572), (36, 584791310), (38, 554012820), (40, 526312179), (45, 467833048), (57, 369341880), (60, 350874786), (72, 292395655), (76, 277006410), (90, 233916524), (95, 221605128), (114, 184670940), (120, 175437393), (152, 138503205), (171, 123113960), (180, 116958262), (190, 110802564), (228, 92335470), (285, 73868376), (342, 61556980), (360, 58479131), (380, 55401282), (456, 46167735), (570, 36934188), (684, 30778490), (760, 27700641), (855, 24622792), (1140, 18467094), (1368, 15389245), (1710, 12311396), (2280, 9233547), (3420, 6155698), (6840, 3077849)]