21275872

素因数分解:

$2^5\times {\mathrm{59}}^2\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 36

約数和(自身を含む): 42831936

約数和(自身を除く): 21556064

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 191, 236, 382, 472, 764, 944, 1528, 1888, 3056, 3481, 6112, 6962, 11269, 13924, 22538, 27848, 45076, 55696, 90152, 111392, 180304, 360608, 664871, 1329742, 2659484, 5318968, 10637936, 21275872]

約数ペア:

[(1, 21275872), (2, 10637936), (4, 5318968), (8, 2659484), (16, 1329742), (32, 664871), (59, 360608), (118, 180304), (191, 111392), (236, 90152), (382, 55696), (472, 45076), (764, 27848), (944, 22538), (1528, 13924), (1888, 11269), (3056, 6962), (3481, 6112)]