21716430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 56678400

約数和(自身を除く): 34961970

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 1178, 1229, 1767, 2458, 2945, 3534, 3687, 5890, 6145, 7374, 8835, 12290, 17670, 18435, 23351, 36870, 38099, 46702, 70053, 76198, 114297, 116755, 140106, 190495, 228594, 233510, 350265, 380990, 571485, 700530, 723881, 1142970, 1447762, 2171643, 3619405, 4343286, 7238810, 10858215, 21716430]

約数ペア:

[(1, 21716430), (2, 10858215), (3, 7238810), (5, 4343286), (6, 3619405), (10, 2171643), (15, 1447762), (19, 1142970), (30, 723881), (31, 700530), (38, 571485), (57, 380990), (62, 350265), (93, 233510), (95, 228594), (114, 190495), (155, 140106), (186, 116755), (190, 114297), (285, 76198), (310, 70053), (465, 46702), (570, 38099), (589, 36870), (930, 23351), (1178, 18435), (1229, 17670), (1767, 12290), (2458, 8835), (2945, 7374), (3534, 6145), (3687, 5890)]