21891936

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20731}}^1$

素因数の和:20755

約数の個数: 48

約数和(自身を含む): 62693568

約数和(自身を除く): 40801632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 20731, 41462, 62193, 82924, 124386, 165848, 228041, 248772, 331696, 456082, 497544, 663392, 684123, 912164, 995088, 1368246, 1824328, 1990176, 2736492, 3648656, 5472984, 7297312, 10945968, 21891936]

約数ペア:

[(1, 21891936), (2, 10945968), (3, 7297312), (4, 5472984), (6, 3648656), (8, 2736492), (11, 1990176), (12, 1824328), (16, 1368246), (22, 995088), (24, 912164), (32, 684123), (33, 663392), (44, 497544), (48, 456082), (66, 331696), (88, 248772), (96, 228041), (132, 165848), (176, 124386), (264, 82924), (352, 62193), (528, 41462), (1056, 20731)]