21301473609

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{173891}}^1$

素因数の和:174262

約数の個数: 32

約数和(自身を含む): 34082832000

約数和(自身を除く): 12781358391

約数列:

[1, 3, 9, 13, 27, 39, 117, 349, 351, 1047, 3141, 4537, 9423, 13611, 40833, 122499, 173891, 521673, 1565019, 2260583, 4695057, 6781749, 20345247, 60687959, 61035741, 182063877, 546191631, 788943467, 1638574893, 2366830401, 7100491203, 21301473609]

約数ペア:

[(1, 21301473609), (3, 7100491203), (9, 2366830401), (13, 1638574893), (27, 788943467), (39, 546191631), (117, 182063877), (349, 61035741), (351, 60687959), (1047, 20345247), (3141, 6781749), (4537, 4695057), (9423, 2260583), (13611, 1565019), (40833, 521673), (122499, 173891)]