21518389260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{41039}}^1$

素因数の和:42028

約数の個数: 96

約数和(自身を含む): 67016678400

約数和(自身を除く): 45498289140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 971, 1942, 2913, 3884, 4855, 5826, 8739, 9710, 11652, 14565, 17478, 19420, 26217, 29130, 34956, 41039, 43695, 52434, 58260, 82078, 87390, 104868, 123117, 131085, 164156, 174780, 205195, 246234, 262170, 369351, 410390, 492468, 524340, 615585, 738702, 820780, 1108053, 1231170, 1477404, 1846755, 2216106, 2462340, 3693510, 4432212, 5540265, 7387020, 11080530, 22161060, 39848869, 79697738, 119546607, 159395476, 199244345, 239093214, 358639821, 398488690, 478186428, 597733035, 717279642, 796977380, 1075919463, 1195466070, 1434559284, 1793199105, 2151838926, 2390932140, 3586398210, 4303677852, 5379597315, 7172796420, 10759194630, 21518389260]

約数ペア:

[(1, 21518389260), (2, 10759194630), (3, 7172796420), (4, 5379597315), (5, 4303677852), (6, 3586398210), (9, 2390932140), (10, 2151838926), (12, 1793199105), (15, 1434559284), (18, 1195466070), (20, 1075919463), (27, 796977380), (30, 717279642), (36, 597733035), (45, 478186428), (54, 398488690), (60, 358639821), (90, 239093214), (108, 199244345), (135, 159395476), (180, 119546607), (270, 79697738), (540, 39848869), (971, 22161060), (1942, 11080530), (2913, 7387020), (3884, 5540265), (4855, 4432212), (5826, 3693510), (8739, 2462340), (9710, 2216106), (11652, 1846755), (14565, 1477404), (17478, 1231170), (19420, 1108053), (26217, 820780), (29130, 738702), (34956, 615585), (41039, 524340), (43695, 492468), (52434, 410390), (58260, 369351), (82078, 262170), (87390, 246234), (104868, 205195), (123117, 174780), (131085, 164156)]