21947808

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^2\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 72

約数和(自身を含む): 59566752

約数和(自身を除く): 37618944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 96, 111, 148, 167, 222, 296, 334, 444, 501, 592, 668, 888, 1002, 1184, 1336, 1369, 1776, 2004, 2672, 2738, 3552, 4008, 4107, 5344, 5476, 6179, 8016, 8214, 10952, 12358, 16032, 16428, 18537, 21904, 24716, 32856, 37074, 43808, 49432, 65712, 74148, 98864, 131424, 148296, 197728, 228623, 296592, 457246, 593184, 685869, 914492, 1371738, 1828984, 2743476, 3657968, 5486952, 7315936, 10973904, 21947808]

約数ペア:

[(1, 21947808), (2, 10973904), (3, 7315936), (4, 5486952), (6, 3657968), (8, 2743476), (12, 1828984), (16, 1371738), (24, 914492), (32, 685869), (37, 593184), (48, 457246), (74, 296592), (96, 228623), (111, 197728), (148, 148296), (167, 131424), (222, 98864), (296, 74148), (334, 65712), (444, 49432), (501, 43808), (592, 37074), (668, 32856), (888, 24716), (1002, 21904), (1184, 18537), (1336, 16428), (1369, 16032), (1776, 12358), (2004, 10952), (2672, 8214), (2738, 8016), (3552, 6179), (4008, 5476), (4107, 5344)]