21128839633

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{3947}}^1$

素因数の和:4257

約数の個数: 32

約数和(自身を含む): 24235666560

約数和(自身を除く): 3106826927

約数列:

[1, 11, 29, 97, 173, 319, 1067, 1903, 2813, 3947, 5017, 16781, 30943, 43417, 55187, 114463, 184591, 382859, 486649, 682831, 1259093, 4211449, 5353139, 7511141, 11102911, 19802099, 66234607, 122132021, 217823089, 728580677, 1920803603, 21128839633]

約数ペア:

[(1, 21128839633), (11, 1920803603), (29, 728580677), (97, 217823089), (173, 122132021), (319, 66234607), (1067, 19802099), (1903, 11102911), (2813, 7511141), (3947, 5353139), (5017, 4211449), (16781, 1259093), (30943, 682831), (43417, 486649), (55187, 382859), (114463, 184591)]