21000724770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{574261}}^1$

素因数の和:574347

約数の個数: 64

約数和(自身を含む): 53585535744

約数和(自身を除く): 32584810974

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 53, 69, 106, 115, 138, 159, 230, 265, 318, 345, 530, 690, 795, 1219, 1590, 2438, 3657, 6095, 7314, 12190, 18285, 36570, 574261, 1148522, 1722783, 2871305, 3445566, 5742610, 8613915, 13208003, 17227830, 26416006, 30435833, 39624009, 60871666, 66040015, 79248018, 91307499, 132080030, 152179165, 182614998, 198120045, 304358330, 396240090, 456537495, 700024159, 913074990, 1400048318, 2100072477, 3500120795, 4200144954, 7000241590, 10500362385, 21000724770]

約数ペア:

[(1, 21000724770), (2, 10500362385), (3, 7000241590), (5, 4200144954), (6, 3500120795), (10, 2100072477), (15, 1400048318), (23, 913074990), (30, 700024159), (46, 456537495), (53, 396240090), (69, 304358330), (106, 198120045), (115, 182614998), (138, 152179165), (159, 132080030), (230, 91307499), (265, 79248018), (318, 66040015), (345, 60871666), (530, 39624009), (690, 30435833), (795, 26416006), (1219, 17227830), (1590, 13208003), (2438, 8613915), (3657, 5742610), (6095, 3445566), (7314, 2871305), (12190, 1722783), (18285, 1148522), (36570, 574261)]