21541170050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{54973}}^1$

素因数の和:55463

約数の個数: 48

約数和(自身を含む): 42516231912

約数和(自身を除く): 20975061862

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 461, 850, 922, 2305, 4610, 7837, 11525, 15674, 23050, 39185, 54973, 78370, 109946, 195925, 274865, 391850, 549730, 934541, 1374325, 1869082, 2748650, 4672705, 9345410, 23363525, 25342553, 46727050, 50685106, 126712765, 253425530, 430823401, 633563825, 861646802, 1267127650, 2154117005, 4308234010, 10770585025, 21541170050]

約数ペア:

[(1, 21541170050), (2, 10770585025), (5, 4308234010), (10, 2154117005), (17, 1267127650), (25, 861646802), (34, 633563825), (50, 430823401), (85, 253425530), (170, 126712765), (425, 50685106), (461, 46727050), (850, 25342553), (922, 23363525), (2305, 9345410), (4610, 4672705), (7837, 2748650), (11525, 1869082), (15674, 1374325), (23050, 934541), (39185, 549730), (54973, 391850), (78370, 274865), (109946, 195925)]