21418590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2281}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 51591456

約数和(自身を除く): 30172866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 313, 626, 939, 1565, 1878, 2281, 3130, 4562, 4695, 6843, 9390, 11405, 13686, 22810, 34215, 68430, 713953, 1427906, 2141859, 3569765, 4283718, 7139530, 10709295, 21418590]

約数ペア:

[(1, 21418590), (2, 10709295), (3, 7139530), (5, 4283718), (6, 3569765), (10, 2141859), (15, 1427906), (30, 713953), (313, 68430), (626, 34215), (939, 22810), (1565, 13686), (1878, 11405), (2281, 9390), (3130, 6843), (4562, 4695)]