21039225375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{8014943}}^1$

素因数の和:8014968

約数の個数: 32

約数和(自身を含む): 40010600448

約数和(自身を除く): 18971375073

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 8014943, 24044829, 40074715, 56104601, 120224145, 168313803, 200373575, 280523005, 601120725, 841569015, 1001867875, 1402615025, 3005603625, 4207845075, 7013075125, 21039225375]

約数ペア:

[(1, 21039225375), (3, 7013075125), (5, 4207845075), (7, 3005603625), (15, 1402615025), (21, 1001867875), (25, 841569015), (35, 601120725), (75, 280523005), (105, 200373575), (125, 168313803), (175, 120224145), (375, 56104601), (525, 40074715), (875, 24044829), (2625, 8014943)]