2021114820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{131071}}^1$

素因数の和:131340

約数の個数: 48

約数和(自身を含む): 5681184768

約数和(自身を除く): 3660069948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 15420, 131071, 262142, 393213, 524284, 655355, 786426, 1310710, 1572852, 1966065, 2621420, 3932130, 7864260, 33685247, 67370494, 101055741, 134740988, 168426235, 202111482, 336852470, 404222964, 505278705, 673704940, 1010557410, 2021114820]

約数ペア:

[(1, 2021114820), (2, 1010557410), (3, 673704940), (4, 505278705), (5, 404222964), (6, 336852470), (10, 202111482), (12, 168426235), (15, 134740988), (20, 101055741), (30, 67370494), (60, 33685247), (257, 7864260), (514, 3932130), (771, 2621420), (1028, 1966065), (1285, 1572852), (1542, 1310710), (2570, 786426), (3084, 655355), (3855, 524284), (5140, 393213), (7710, 262142), (15420, 131071)]