21842272

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:595

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 23880608

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 92, 118, 184, 236, 368, 472, 503, 736, 944, 1006, 1357, 1888, 2012, 2714, 4024, 5428, 8048, 10856, 11569, 16096, 21712, 23138, 29677, 43424, 46276, 59354, 92552, 118708, 185104, 237416, 370208, 474832, 682571, 949664, 1365142, 2730284, 5460568, 10921136, 21842272]

約数ペア:

[(1, 21842272), (2, 10921136), (4, 5460568), (8, 2730284), (16, 1365142), (23, 949664), (32, 682571), (46, 474832), (59, 370208), (92, 237416), (118, 185104), (184, 118708), (236, 92552), (368, 59354), (472, 46276), (503, 43424), (736, 29677), (944, 23138), (1006, 21712), (1357, 16096), (1888, 11569), (2012, 10856), (2714, 8048), (4024, 5428)]