21597174

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 49965552

約数和(自身を除く): 28368378

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 163, 306, 326, 433, 489, 866, 978, 1299, 1467, 2598, 2771, 2934, 3897, 5542, 7361, 7794, 8313, 14722, 16626, 22083, 24939, 44166, 49878, 66249, 70579, 132498, 141158, 211737, 423474, 635211, 1199843, 1270422, 2399686, 3599529, 7199058, 10798587, 21597174]

約数ペア:

[(1, 21597174), (2, 10798587), (3, 7199058), (6, 3599529), (9, 2399686), (17, 1270422), (18, 1199843), (34, 635211), (51, 423474), (102, 211737), (153, 141158), (163, 132498), (306, 70579), (326, 66249), (433, 49878), (489, 44166), (866, 24939), (978, 22083), (1299, 16626), (1467, 14722), (2598, 8313), (2771, 7794), (2934, 7361), (3897, 5542)]