21455232

素因数分解:

$2^7\times 3^1\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 58017600

約数和(自身を除く): 36562368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 64, 96, 118, 128, 177, 192, 236, 354, 384, 472, 708, 944, 947, 1416, 1888, 1894, 2832, 2841, 3776, 3788, 5664, 5682, 7552, 7576, 11328, 11364, 15152, 22656, 22728, 30304, 45456, 55873, 60608, 90912, 111746, 121216, 167619, 181824, 223492, 335238, 363648, 446984, 670476, 893968, 1340952, 1787936, 2681904, 3575872, 5363808, 7151744, 10727616, 21455232]

約数ペア:

[(1, 21455232), (2, 10727616), (3, 7151744), (4, 5363808), (6, 3575872), (8, 2681904), (12, 1787936), (16, 1340952), (24, 893968), (32, 670476), (48, 446984), (59, 363648), (64, 335238), (96, 223492), (118, 181824), (128, 167619), (177, 121216), (192, 111746), (236, 90912), (354, 60608), (384, 55873), (472, 45456), (708, 30304), (944, 22728), (947, 22656), (1416, 15152), (1888, 11364), (1894, 11328), (2832, 7576), (2841, 7552), (3776, 5682), (3788, 5664)]