21769616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3343}}^1$

素因数の和:3399

約数の個数: 40

約数和(自身を含む): 47270784

約数和(自身を除く): 25501168

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3256, 3343, 6512, 6686, 13372, 26744, 36773, 53488, 73546, 123691, 147092, 247382, 294184, 494764, 588368, 989528, 1360601, 1979056, 2721202, 5442404, 10884808, 21769616]

約数ペア:

[(1, 21769616), (2, 10884808), (4, 5442404), (8, 2721202), (11, 1979056), (16, 1360601), (22, 989528), (37, 588368), (44, 494764), (74, 294184), (88, 247382), (148, 147092), (176, 123691), (296, 73546), (407, 53488), (592, 36773), (814, 26744), (1628, 13372), (3256, 6686), (3343, 6512)]