21637464

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 57788640

約数和(自身を除く): 36151176

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 181, 204, 293, 362, 408, 543, 586, 724, 879, 1086, 1172, 1448, 1758, 2172, 2344, 3077, 3516, 4344, 4981, 6154, 7032, 9231, 9962, 12308, 14943, 18462, 19924, 24616, 29886, 36924, 39848, 53033, 59772, 73848, 106066, 119544, 159099, 212132, 318198, 424264, 636396, 901561, 1272792, 1803122, 2704683, 3606244, 5409366, 7212488, 10818732, 21637464]

約数ペア:

[(1, 21637464), (2, 10818732), (3, 7212488), (4, 5409366), (6, 3606244), (8, 2704683), (12, 1803122), (17, 1272792), (24, 901561), (34, 636396), (51, 424264), (68, 318198), (102, 212132), (136, 159099), (181, 119544), (204, 106066), (293, 73848), (362, 59772), (408, 53033), (543, 39848), (586, 36924), (724, 29886), (879, 24616), (1086, 19924), (1172, 18462), (1448, 14943), (1758, 12308), (2172, 9962), (2344, 9231), (3077, 7032), (3516, 6154), (4344, 4981)]