21722024

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 41731200

約数和(自身を除く): 20009176

約数列:

[1, 2, 4, 8, 71, 142, 167, 229, 284, 334, 458, 568, 668, 916, 1336, 1832, 11857, 16259, 23714, 32518, 38243, 47428, 65036, 76486, 94856, 130072, 152972, 305944, 2715253, 5430506, 10861012, 21722024]

約数ペア:

[(1, 21722024), (2, 10861012), (4, 5430506), (8, 2715253), (71, 305944), (142, 152972), (167, 130072), (229, 94856), (284, 76486), (334, 65036), (458, 47428), (568, 38243), (668, 32518), (916, 23714), (1336, 16259), (1832, 11857)]