21651462

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 80

約数和(自身を含む): 56535072

約数和(自身を除く): 34883610

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 81, 122, 126, 162, 183, 189, 313, 366, 378, 427, 549, 567, 626, 854, 939, 1098, 1134, 1281, 1647, 1878, 2191, 2562, 2817, 3294, 3843, 4382, 4941, 5634, 6573, 7686, 8451, 9882, 11529, 13146, 16902, 19093, 19719, 23058, 25353, 34587, 38186, 39438, 50706, 57279, 59157, 69174, 114558, 118314, 133651, 171837, 177471, 267302, 343674, 354942, 400953, 515511, 801906, 1031022, 1202859, 1546533, 2405718, 3093066, 3608577, 7217154, 10825731, 21651462]

約数ペア:

[(1, 21651462), (2, 10825731), (3, 7217154), (6, 3608577), (7, 3093066), (9, 2405718), (14, 1546533), (18, 1202859), (21, 1031022), (27, 801906), (42, 515511), (54, 400953), (61, 354942), (63, 343674), (81, 267302), (122, 177471), (126, 171837), (162, 133651), (183, 118314), (189, 114558), (313, 69174), (366, 59157), (378, 57279), (427, 50706), (549, 39438), (567, 38186), (626, 34587), (854, 25353), (939, 23058), (1098, 19719), (1134, 19093), (1281, 16902), (1647, 13146), (1878, 11529), (2191, 9882), (2562, 8451), (2817, 7686), (3294, 6573), (3843, 5634), (4382, 4941)]