21692412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1459}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 63772800

約数和(自身を除く): 42080388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1459, 1652, 2124, 2478, 2918, 3717, 4377, 4956, 5836, 7434, 8754, 10213, 13131, 14868, 17508, 20426, 26262, 30639, 40852, 52524, 61278, 86081, 91917, 122556, 172162, 183834, 258243, 344324, 367668, 516486, 602567, 774729, 1032972, 1205134, 1549458, 1807701, 2410268, 3098916, 3615402, 5423103, 7230804, 10846206, 21692412]

約数ペア:

[(1, 21692412), (2, 10846206), (3, 7230804), (4, 5423103), (6, 3615402), (7, 3098916), (9, 2410268), (12, 1807701), (14, 1549458), (18, 1205134), (21, 1032972), (28, 774729), (36, 602567), (42, 516486), (59, 367668), (63, 344324), (84, 258243), (118, 183834), (126, 172162), (177, 122556), (236, 91917), (252, 86081), (354, 61278), (413, 52524), (531, 40852), (708, 30639), (826, 26262), (1062, 20426), (1239, 17508), (1459, 14868), (1652, 13131), (2124, 10213), (2478, 8754), (2918, 7434), (3717, 5836), (4377, 4956)]