21000901230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{18433}}^1\times {\mathrm{12659}}^1$

素因数の和:31105

約数の個数: 48

約数和(自身を含む): 54609618960

約数和(自身を除く): 33608717730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 12659, 18433, 25318, 36866, 37977, 55299, 63295, 75954, 92165, 110598, 113931, 126590, 165897, 184330, 189885, 227862, 276495, 331794, 379770, 552990, 569655, 829485, 1139310, 1658970, 233343347, 466686694, 700030041, 1166716735, 1400060082, 2100090123, 2333433470, 3500150205, 4200180246, 7000300410, 10500450615, 21000901230]

約数ペア:

[(1, 21000901230), (2, 10500450615), (3, 7000300410), (5, 4200180246), (6, 3500150205), (9, 2333433470), (10, 2100090123), (15, 1400060082), (18, 1166716735), (30, 700030041), (45, 466686694), (90, 233343347), (12659, 1658970), (18433, 1139310), (25318, 829485), (36866, 569655), (37977, 552990), (55299, 379770), (63295, 331794), (75954, 276495), (92165, 227862), (110598, 189885), (113931, 184330), (126590, 165897)]