21070854

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1093}}^1$

素因数の和:1131

約数の個数: 80

約数和(自身を含む): 57185568

約数和(自身を除く): 36114714

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 153, 162, 189, 238, 306, 357, 378, 459, 567, 714, 918, 1071, 1093, 1134, 1377, 2142, 2186, 2754, 3213, 3279, 6426, 6558, 7651, 9639, 9837, 15302, 18581, 19278, 19674, 22953, 29511, 37162, 45906, 55743, 59022, 68859, 88533, 111486, 130067, 137718, 167229, 177066, 206577, 260134, 334458, 390201, 413154, 501687, 619731, 780402, 1003374, 1170603, 1239462, 1505061, 2341206, 3010122, 3511809, 7023618, 10535427, 21070854]

約数ペア:

[(1, 21070854), (2, 10535427), (3, 7023618), (6, 3511809), (7, 3010122), (9, 2341206), (14, 1505061), (17, 1239462), (18, 1170603), (21, 1003374), (27, 780402), (34, 619731), (42, 501687), (51, 413154), (54, 390201), (63, 334458), (81, 260134), (102, 206577), (119, 177066), (126, 167229), (153, 137718), (162, 130067), (189, 111486), (238, 88533), (306, 68859), (357, 59022), (378, 55743), (459, 45906), (567, 37162), (714, 29511), (918, 22953), (1071, 19674), (1093, 19278), (1134, 18581), (1377, 15302), (2142, 9837), (2186, 9639), (2754, 7651), (3213, 6558), (3279, 6426)]