21628170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1439}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 34981110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 167, 334, 501, 835, 1002, 1439, 1503, 1670, 2505, 2878, 3006, 4317, 5010, 7195, 7515, 8634, 12951, 14390, 15030, 21585, 25902, 43170, 64755, 129510, 240313, 480626, 720939, 1201565, 1441878, 2162817, 2403130, 3604695, 4325634, 7209390, 10814085, 21628170]

約数ペア:

[(1, 21628170), (2, 10814085), (3, 7209390), (5, 4325634), (6, 3604695), (9, 2403130), (10, 2162817), (15, 1441878), (18, 1201565), (30, 720939), (45, 480626), (90, 240313), (167, 129510), (334, 64755), (501, 43170), (835, 25902), (1002, 21585), (1439, 15030), (1503, 14390), (1670, 12951), (2505, 8634), (2878, 7515), (3006, 7195), (4317, 5010)]