21868184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5683}}^1$

素因数の和:5739

約数の個数: 32

約数和(自身を含む): 45358320

約数和(自身を除く): 23490136

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 5683, 11366, 22732, 45464, 73879, 147758, 210271, 295516, 420542, 591032, 841084, 1682168, 2733523, 5467046, 10934092, 21868184]

約数ペア:

[(1, 21868184), (2, 10934092), (4, 5467046), (8, 2733523), (13, 1682168), (26, 841084), (37, 591032), (52, 420542), (74, 295516), (104, 210271), (148, 147758), (296, 73879), (481, 45464), (962, 22732), (1924, 11366), (3848, 5683)]