21836666420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5563}}^1\times {\mathrm{4787}}^1$

素因数の和:10400

約数の個数: 48

約数和(自身を含む): 46993722048

約数和(自身を除く): 25157055628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 4787, 5563, 9574, 11126, 19148, 22252, 23935, 27815, 47870, 55630, 95740, 111260, 196267, 228083, 392534, 456166, 785068, 912332, 981335, 1140415, 1962670, 2280830, 3925340, 4561660, 26630081, 53260162, 106520324, 133150405, 266300810, 532601620, 1091833321, 2183666642, 4367333284, 5459166605, 10918333210, 21836666420]

約数ペア:

[(1, 21836666420), (2, 10918333210), (4, 5459166605), (5, 4367333284), (10, 2183666642), (20, 1091833321), (41, 532601620), (82, 266300810), (164, 133150405), (205, 106520324), (410, 53260162), (820, 26630081), (4787, 4561660), (5563, 3925340), (9574, 2280830), (11126, 1962670), (19148, 1140415), (22252, 981335), (23935, 912332), (27815, 785068), (47870, 456166), (55630, 392534), (95740, 228083), (111260, 196267)]