2151921370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{238837}}^1$

素因数の和:238914

約数の個数: 32

約数和(自身を含む): 4178709648

約数和(自身を除く): 2026788278

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 238837, 477674, 1194185, 2388370, 4060229, 8120458, 12658361, 20301145, 25316722, 40602290, 63291805, 126583610, 215192137, 430384274, 1075960685, 2151921370]

約数ペア:

[(1, 2151921370), (2, 1075960685), (5, 430384274), (10, 215192137), (17, 126583610), (34, 63291805), (53, 40602290), (85, 25316722), (106, 20301145), (170, 12658361), (265, 8120458), (530, 4060229), (901, 2388370), (1802, 1194185), (4505, 477674), (9010, 238837)]