21018588

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 29784612

約数列:

[1, 2, 3, 4, 6, 12, 47, 83, 94, 141, 166, 188, 249, 282, 332, 449, 498, 564, 898, 996, 1347, 1796, 2694, 3901, 5388, 7802, 11703, 15604, 21103, 23406, 37267, 42206, 46812, 63309, 74534, 84412, 111801, 126618, 149068, 223602, 253236, 447204, 1751549, 3503098, 5254647, 7006196, 10509294, 21018588]

約数ペア:

[(1, 21018588), (2, 10509294), (3, 7006196), (4, 5254647), (6, 3503098), (12, 1751549), (47, 447204), (83, 253236), (94, 223602), (141, 149068), (166, 126618), (188, 111801), (249, 84412), (282, 74534), (332, 63309), (449, 46812), (498, 42206), (564, 37267), (898, 23406), (996, 21103), (1347, 15604), (1796, 11703), (2694, 7802), (3901, 5388)]