21692110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 45722880

約数和(自身を除く): 24030770

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 97, 107, 110, 190, 194, 209, 214, 418, 485, 535, 970, 1045, 1067, 1070, 1177, 1843, 2033, 2090, 2134, 2354, 3686, 4066, 5335, 5885, 9215, 10165, 10379, 10670, 11770, 18430, 20273, 20330, 20758, 22363, 40546, 44726, 51895, 101365, 103790, 111815, 114169, 197201, 202730, 223630, 228338, 394402, 570845, 986005, 1141690, 1972010, 2169211, 4338422, 10846055, 21692110]

約数ペア:

[(1, 21692110), (2, 10846055), (5, 4338422), (10, 2169211), (11, 1972010), (19, 1141690), (22, 986005), (38, 570845), (55, 394402), (95, 228338), (97, 223630), (107, 202730), (110, 197201), (190, 114169), (194, 111815), (209, 103790), (214, 101365), (418, 51895), (485, 44726), (535, 40546), (970, 22363), (1045, 20758), (1067, 20330), (1070, 20273), (1177, 18430), (1843, 11770), (2033, 10670), (2090, 10379), (2134, 10165), (2354, 9215), (3686, 5885), (4066, 5335)]