21888108

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 62340096

約数和(自身を除く): 40451988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 279, 341, 372, 396, 558, 682, 1023, 1116, 1364, 1783, 2046, 3069, 3566, 4092, 5349, 6138, 7132, 10698, 12276, 16047, 19613, 21396, 32094, 39226, 55273, 58839, 64188, 78452, 110546, 117678, 165819, 176517, 221092, 235356, 331638, 353034, 497457, 608003, 663276, 706068, 994914, 1216006, 1824009, 1989828, 2432012, 3648018, 5472027, 7296036, 10944054, 21888108]

約数ペア:

[(1, 21888108), (2, 10944054), (3, 7296036), (4, 5472027), (6, 3648018), (9, 2432012), (11, 1989828), (12, 1824009), (18, 1216006), (22, 994914), (31, 706068), (33, 663276), (36, 608003), (44, 497457), (62, 353034), (66, 331638), (93, 235356), (99, 221092), (124, 176517), (132, 165819), (186, 117678), (198, 110546), (279, 78452), (341, 64188), (372, 58839), (396, 55273), (558, 39226), (682, 32094), (1023, 21396), (1116, 19613), (1364, 16047), (1783, 12276), (2046, 10698), (3069, 7132), (3566, 6138), (4092, 5349)]