21121632

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10477}}^1$

素因数の和:10500

約数の個数: 72

約数和(自身を含む): 68651856

約数和(自身を除く): 47530224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10477, 20954, 31431, 41908, 62862, 73339, 83816, 94293, 125724, 146678, 167632, 188586, 220017, 251448, 293356, 335264, 377172, 440034, 502896, 586712, 660051, 754344, 880068, 1005792, 1173424, 1320102, 1508688, 1760136, 2346848, 2640204, 3017376, 3520272, 5280408, 7040544, 10560816, 21121632]

約数ペア:

[(1, 21121632), (2, 10560816), (3, 7040544), (4, 5280408), (6, 3520272), (7, 3017376), (8, 2640204), (9, 2346848), (12, 1760136), (14, 1508688), (16, 1320102), (18, 1173424), (21, 1005792), (24, 880068), (28, 754344), (32, 660051), (36, 586712), (42, 502896), (48, 440034), (56, 377172), (63, 335264), (72, 293356), (84, 251448), (96, 220017), (112, 188586), (126, 167632), (144, 146678), (168, 125724), (224, 94293), (252, 83816), (288, 73339), (336, 62862), (504, 41908), (672, 31431), (1008, 20954), (2016, 10477)]