21698676

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 57345288

約数和(自身を除く): 35646612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 61, 82, 122, 123, 164, 183, 241, 244, 246, 366, 369, 482, 492, 549, 723, 732, 738, 964, 1098, 1446, 1476, 2169, 2196, 2501, 2892, 4338, 5002, 7503, 8676, 9881, 10004, 14701, 15006, 19762, 22509, 29402, 29643, 30012, 39524, 44103, 45018, 58804, 59286, 88206, 88929, 90036, 118572, 132309, 176412, 177858, 264618, 355716, 529236, 602741, 1205482, 1808223, 2410964, 3616446, 5424669, 7232892, 10849338, 21698676]

約数ペア:

[(1, 21698676), (2, 10849338), (3, 7232892), (4, 5424669), (6, 3616446), (9, 2410964), (12, 1808223), (18, 1205482), (36, 602741), (41, 529236), (61, 355716), (82, 264618), (122, 177858), (123, 176412), (164, 132309), (183, 118572), (241, 90036), (244, 88929), (246, 88206), (366, 59286), (369, 58804), (482, 45018), (492, 44103), (549, 39524), (723, 30012), (732, 29643), (738, 29402), (964, 22509), (1098, 19762), (1446, 15006), (1476, 14701), (2169, 10004), (2196, 9881), (2501, 8676), (2892, 7503), (4338, 5002)]