21893696

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:387

約数の個数: 56

約数和(自身を含む): 47951136

約数和(自身を除く): 26057440

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 137, 176, 227, 274, 352, 454, 548, 704, 908, 1096, 1507, 1816, 2192, 2497, 3014, 3632, 4384, 4994, 6028, 7264, 8768, 9988, 12056, 14528, 19976, 24112, 31099, 39952, 48224, 62198, 79904, 96448, 124396, 159808, 248792, 342089, 497584, 684178, 995168, 1368356, 1990336, 2736712, 5473424, 10946848, 21893696]

約数ペア:

[(1, 21893696), (2, 10946848), (4, 5473424), (8, 2736712), (11, 1990336), (16, 1368356), (22, 995168), (32, 684178), (44, 497584), (64, 342089), (88, 248792), (137, 159808), (176, 124396), (227, 96448), (274, 79904), (352, 62198), (454, 48224), (548, 39952), (704, 31099), (908, 24112), (1096, 19976), (1507, 14528), (1816, 12056), (2192, 9988), (2497, 8768), (3014, 7264), (3632, 6028), (4384, 4994)]