21280719792

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{14301559}}^1$

素因数の和:14301601

約数の個数: 40

約数和(自身を含む): 56748590080

約数和(自身を除く): 35467870288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 14301559, 28603118, 42904677, 57206236, 85809354, 114412472, 171618708, 228824944, 343237416, 443348329, 686474832, 886696658, 1330044987, 1773393316, 2660089974, 3546786632, 5320179948, 7093573264, 10640359896, 21280719792]

約数ペア:

[(1, 21280719792), (2, 10640359896), (3, 7093573264), (4, 5320179948), (6, 3546786632), (8, 2660089974), (12, 1773393316), (16, 1330044987), (24, 886696658), (31, 686474832), (48, 443348329), (62, 343237416), (93, 228824944), (124, 171618708), (186, 114412472), (248, 85809354), (372, 57206236), (496, 42904677), (744, 28603118), (1488, 14301559)]