21088551840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43934483}}^1$

素因数の和:43934501

約数の個数: 48

約数和(自身を含む): 66428939808

約数和(自身を除く): 45340387968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43934483, 87868966, 131803449, 175737932, 219672415, 263606898, 351475864, 439344830, 527213796, 659017245, 702951728, 878689660, 1054427592, 1318034490, 1405903456, 1757379320, 2108855184, 2636068980, 3514758640, 4217710368, 5272137960, 7029517280, 10544275920, 21088551840]

約数ペア:

[(1, 21088551840), (2, 10544275920), (3, 7029517280), (4, 5272137960), (5, 4217710368), (6, 3514758640), (8, 2636068980), (10, 2108855184), (12, 1757379320), (15, 1405903456), (16, 1318034490), (20, 1054427592), (24, 878689660), (30, 702951728), (32, 659017245), (40, 527213796), (48, 439344830), (60, 351475864), (80, 263606898), (96, 219672415), (120, 175737932), (160, 131803449), (240, 87868966), (480, 43934483)]