21000314616

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{50291}}^1$

素因数の和:50564

約数の個数: 64

約数和(自身を含む): 53301473280

約数和(自身を除く): 32301158664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 137, 254, 274, 381, 411, 508, 548, 762, 822, 1016, 1096, 1524, 1644, 3048, 3288, 17399, 34798, 50291, 52197, 69596, 100582, 104394, 139192, 150873, 201164, 208788, 301746, 402328, 417576, 603492, 1206984, 6386957, 6889867, 12773914, 13779734, 19160871, 20669601, 25547828, 27559468, 38321742, 41339202, 51095656, 55118936, 76643484, 82678404, 153286968, 165356808, 875013109, 1750026218, 2625039327, 3500052436, 5250078654, 7000104872, 10500157308, 21000314616]

約数ペア:

[(1, 21000314616), (2, 10500157308), (3, 7000104872), (4, 5250078654), (6, 3500052436), (8, 2625039327), (12, 1750026218), (24, 875013109), (127, 165356808), (137, 153286968), (254, 82678404), (274, 76643484), (381, 55118936), (411, 51095656), (508, 41339202), (548, 38321742), (762, 27559468), (822, 25547828), (1016, 20669601), (1096, 19160871), (1524, 13779734), (1644, 12773914), (3048, 6889867), (3288, 6386957), (17399, 1206984), (34798, 603492), (50291, 417576), (52197, 402328), (69596, 301746), (100582, 208788), (104394, 201164), (139192, 150873)]