21845646

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 52488000

約数和(自身を除く): 30642354

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 102, 106, 153, 159, 306, 318, 449, 459, 477, 898, 901, 918, 954, 1347, 1431, 1802, 2694, 2703, 2862, 4041, 5406, 7633, 8082, 8109, 12123, 15266, 16218, 22899, 23797, 24246, 24327, 45798, 47594, 48654, 68697, 71391, 137394, 142782, 206091, 214173, 404549, 412182, 428346, 642519, 809098, 1213647, 1285038, 2427294, 3640941, 7281882, 10922823, 21845646]

約数ペア:

[(1, 21845646), (2, 10922823), (3, 7281882), (6, 3640941), (9, 2427294), (17, 1285038), (18, 1213647), (27, 809098), (34, 642519), (51, 428346), (53, 412182), (54, 404549), (102, 214173), (106, 206091), (153, 142782), (159, 137394), (306, 71391), (318, 68697), (449, 48654), (459, 47594), (477, 45798), (898, 24327), (901, 24246), (918, 23797), (954, 22899), (1347, 16218), (1431, 15266), (1802, 12123), (2694, 8109), (2703, 8082), (2862, 7633), (4041, 5406)]