21479696966

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{5209}}^1$

素因数の和:5533

約数の個数: 64

約数和(自身を含む): 40192857600

約数和(自身を除く): 18713160634

約数列:

[1, 2, 7, 13, 14, 26, 91, 139, 163, 182, 278, 326, 973, 1141, 1807, 1946, 2119, 2282, 3614, 4238, 5209, 10418, 12649, 14833, 22657, 25298, 29666, 36463, 45314, 67717, 72926, 135434, 158599, 294541, 317198, 474019, 589082, 724051, 849067, 948038, 1448102, 1698134, 2061787, 4123574, 5068357, 5943469, 9412663, 10136714, 11037871, 11886938, 18825326, 22075742, 65888641, 77265097, 118020313, 131777282, 154530194, 236040626, 826142191, 1534264069, 1652284382, 3068528138, 10739848483, 21479696966]

約数ペア:

[(1, 21479696966), (2, 10739848483), (7, 3068528138), (13, 1652284382), (14, 1534264069), (26, 826142191), (91, 236040626), (139, 154530194), (163, 131777282), (182, 118020313), (278, 77265097), (326, 65888641), (973, 22075742), (1141, 18825326), (1807, 11886938), (1946, 11037871), (2119, 10136714), (2282, 9412663), (3614, 5943469), (4238, 5068357), (5209, 4123574), (10418, 2061787), (12649, 1698134), (14833, 1448102), (22657, 948038), (25298, 849067), (29666, 724051), (36463, 589082), (45314, 474019), (67717, 317198), (72926, 294541), (135434, 158599)]