21524348535

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{7723}}^1$

素因数の和:7952

約数の個数: 64

約数和(自身を含む): 36704448000

約数和(自身を除く): 15180099465

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 149, 215, 435, 447, 645, 745, 1247, 2235, 3741, 4321, 6235, 6407, 7723, 12963, 18705, 19221, 21605, 23169, 32035, 38615, 64815, 96105, 115845, 185803, 223967, 332089, 557409, 671901, 929015, 996267, 1119835, 1150727, 1660445, 2787045, 3359505, 3452181, 4981335, 5753635, 9630581, 17260905, 28891743, 33371083, 48152905, 49481261, 100113249, 144458715, 148443783, 166855415, 247406305, 500566245, 742218915, 1434956569, 4304869707, 7174782845, 21524348535]

約数ペア:

[(1, 21524348535), (3, 7174782845), (5, 4304869707), (15, 1434956569), (29, 742218915), (43, 500566245), (87, 247406305), (129, 166855415), (145, 148443783), (149, 144458715), (215, 100113249), (435, 49481261), (447, 48152905), (645, 33371083), (745, 28891743), (1247, 17260905), (2235, 9630581), (3741, 5753635), (4321, 4981335), (6235, 3452181), (6407, 3359505), (7723, 2787045), (12963, 1660445), (18705, 1150727), (19221, 1119835), (21605, 996267), (23169, 929015), (32035, 671901), (38615, 557409), (64815, 332089), (96105, 223967), (115845, 185803)]