21753304

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{181}}^2$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 41508180

約数和(自身を除く): 19754876

約数列:

[1, 2, 4, 8, 83, 166, 181, 332, 362, 664, 724, 1448, 15023, 30046, 32761, 60092, 65522, 120184, 131044, 262088, 2719163, 5438326, 10876652, 21753304]

約数ペア:

[(1, 21753304), (2, 10876652), (4, 5438326), (8, 2719163), (83, 262088), (166, 131044), (181, 120184), (332, 65522), (362, 60092), (664, 32761), (724, 30046), (1448, 15023)]