21808770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38261}}^1$

素因数の和:38290

約数の個数: 32

約数和(自身を含む): 55097280

約数和(自身を除く): 33288510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 38261, 76522, 114783, 191305, 229566, 382610, 573915, 726959, 1147830, 1453918, 2180877, 3634795, 4361754, 7269590, 10904385, 21808770]

約数ペア:

[(1, 21808770), (2, 10904385), (3, 7269590), (5, 4361754), (6, 3634795), (10, 2180877), (15, 1453918), (19, 1147830), (30, 726959), (38, 573915), (57, 382610), (95, 229566), (114, 191305), (190, 114783), (285, 76522), (570, 38261)]