21551463934

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347257}}^1$

素因数の和:347321

約数の個数: 64

約数和(自身を含む): 44804616192

約数和(自身を除く): 23253152258

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 62, 77, 91, 143, 154, 182, 217, 286, 341, 403, 434, 682, 806, 1001, 2002, 2387, 2821, 4433, 4774, 5642, 8866, 31031, 62062, 347257, 694514, 2430799, 3819827, 4514341, 4861598, 7639654, 9028682, 10764967, 21529934, 26738789, 31600387, 49657751, 53477578, 63200774, 75354769, 99315502, 118414637, 139944571, 150709538, 236829274, 279889142, 347604257, 695208514, 828902459, 979611997, 1539390281, 1657804918, 1959223994, 3078780562, 10775731967, 21551463934]

約数ペア:

[(1, 21551463934), (2, 10775731967), (7, 3078780562), (11, 1959223994), (13, 1657804918), (14, 1539390281), (22, 979611997), (26, 828902459), (31, 695208514), (62, 347604257), (77, 279889142), (91, 236829274), (143, 150709538), (154, 139944571), (182, 118414637), (217, 99315502), (286, 75354769), (341, 63200774), (403, 53477578), (434, 49657751), (682, 31600387), (806, 26738789), (1001, 21529934), (2002, 10764967), (2387, 9028682), (2821, 7639654), (4433, 4861598), (4774, 4514341), (5642, 3819827), (8866, 2430799), (31031, 694514), (62062, 347257)]