21087276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14767}}^1$

素因数の和:14798

約数の個数: 48

約数和(自身を含む): 59544576

約数和(自身を除く): 38457300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 14767, 29534, 44301, 59068, 88602, 103369, 177204, 206738, 251039, 310107, 413476, 502078, 620214, 753117, 1004156, 1240428, 1506234, 1757273, 3012468, 3514546, 5271819, 7029092, 10543638, 21087276]

約数ペア:

[(1, 21087276), (2, 10543638), (3, 7029092), (4, 5271819), (6, 3514546), (7, 3012468), (12, 1757273), (14, 1506234), (17, 1240428), (21, 1004156), (28, 753117), (34, 620214), (42, 502078), (51, 413476), (68, 310107), (84, 251039), (102, 206738), (119, 177204), (204, 103369), (238, 88602), (357, 59068), (476, 44301), (714, 29534), (1428, 14767)]