21030145345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{46477}}^1$

素因数の和:46945

約数の個数: 32

約数和(自身を含む): 29046890880

約数和(自身を除く): 8016745535

約数列:

[1, 5, 11, 19, 55, 95, 209, 433, 1045, 2165, 4763, 8227, 23815, 41135, 46477, 90497, 232385, 452485, 511247, 883063, 2556235, 4415315, 9713693, 20124541, 48568465, 100622705, 221369951, 382366279, 1106849755, 1911831395, 4206029069, 21030145345]

約数ペア:

[(1, 21030145345), (5, 4206029069), (11, 1911831395), (19, 1106849755), (55, 382366279), (95, 221369951), (209, 100622705), (433, 48568465), (1045, 20124541), (2165, 9713693), (4763, 4415315), (8227, 2556235), (23815, 883063), (41135, 511247), (46477, 452485), (90497, 232385)]