21036230

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2168

約数の個数: 32

約数和(自身を含む): 40629600

約数和(自身を除く): 19593370

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 2089, 4178, 5035, 10070, 10445, 20890, 39691, 79382, 110717, 198455, 221434, 396910, 553585, 1107170, 2103623, 4207246, 10518115, 21036230]

約数ペア:

[(1, 21036230), (2, 10518115), (5, 4207246), (10, 2103623), (19, 1107170), (38, 553585), (53, 396910), (95, 221434), (106, 198455), (190, 110717), (265, 79382), (530, 39691), (1007, 20890), (2014, 10445), (2089, 10070), (4178, 5035)]