21695112

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15859}}^1$

素因数の和:15890

約数の個数: 48

約数和(自身を含む): 61854000

約数和(自身を除く): 40158888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15859, 31718, 47577, 63436, 95154, 126872, 142731, 190308, 285462, 301321, 380616, 570924, 602642, 903963, 1141848, 1205284, 1807926, 2410568, 2711889, 3615852, 5423778, 7231704, 10847556, 21695112]

約数ペア:

[(1, 21695112), (2, 10847556), (3, 7231704), (4, 5423778), (6, 3615852), (8, 2711889), (9, 2410568), (12, 1807926), (18, 1205284), (19, 1141848), (24, 903963), (36, 602642), (38, 570924), (57, 380616), (72, 301321), (76, 285462), (114, 190308), (152, 142731), (171, 126872), (228, 95154), (342, 63436), (456, 47577), (684, 31718), (1368, 15859)]