21351330910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{26099}}^1$

素因数の和:26186

約数の個数: 128

約数和(自身を含む): 50512896000

約数和(自身を除く): 29161565090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 31, 35, 58, 62, 65, 70, 91, 130, 145, 155, 182, 203, 217, 290, 310, 377, 403, 406, 434, 455, 754, 806, 899, 910, 1015, 1085, 1798, 1885, 2015, 2030, 2170, 2639, 2821, 3770, 4030, 4495, 5278, 5642, 6293, 8990, 11687, 12586, 13195, 14105, 23374, 26099, 26390, 28210, 31465, 52198, 58435, 62930, 81809, 116870, 130495, 163618, 182693, 260990, 339287, 365386, 409045, 678574, 756871, 809069, 818090, 913465, 1513742, 1618138, 1696435, 1826930, 2375009, 3392870, 3784355, 4045345, 4750018, 5298097, 5663483, 7568710, 8090690, 9839323, 10517897, 10596194, 11326966, 11875045, 19678646, 21035794, 23463001, 23750090, 26490485, 28317415, 46926002, 49196615, 52589485, 52980970, 56634830, 68875261, 73625279, 98393230, 105178970, 117315005, 137750522, 147250558, 164241007, 234630010, 305019013, 328482014, 344376305, 368126395, 610038026, 688752610, 736252790, 821205035, 1525095065, 1642410070, 2135133091, 3050190130, 4270266182, 10675665455, 21351330910]

約数ペア:

[(1, 21351330910), (2, 10675665455), (5, 4270266182), (7, 3050190130), (10, 2135133091), (13, 1642410070), (14, 1525095065), (26, 821205035), (29, 736252790), (31, 688752610), (35, 610038026), (58, 368126395), (62, 344376305), (65, 328482014), (70, 305019013), (91, 234630010), (130, 164241007), (145, 147250558), (155, 137750522), (182, 117315005), (203, 105178970), (217, 98393230), (290, 73625279), (310, 68875261), (377, 56634830), (403, 52980970), (406, 52589485), (434, 49196615), (455, 46926002), (754, 28317415), (806, 26490485), (899, 23750090), (910, 23463001), (1015, 21035794), (1085, 19678646), (1798, 11875045), (1885, 11326966), (2015, 10596194), (2030, 10517897), (2170, 9839323), (2639, 8090690), (2821, 7568710), (3770, 5663483), (4030, 5298097), (4495, 4750018), (5278, 4045345), (5642, 3784355), (6293, 3392870), (8990, 2375009), (11687, 1826930), (12586, 1696435), (13195, 1618138), (14105, 1513742), (23374, 913465), (26099, 818090), (26390, 809069), (28210, 756871), (31465, 678574), (52198, 409045), (58435, 365386), (62930, 339287), (81809, 260990), (116870, 182693), (130495, 163618)]