21167691684

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2994863}}^1$

素因数の和:2994920

約数の個数: 48

約数和(自身を含む): 53667962880

約数和(自身を除く): 32500271196

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 7068, 2994863, 5989726, 8984589, 11979452, 17969178, 35938356, 56902397, 92840753, 113804794, 170707191, 185681506, 227609588, 278522259, 341414382, 371363012, 557044518, 682828764, 1114089036, 1763974307, 3527948614, 5291922921, 7055897228, 10583845842, 21167691684]

約数ペア:

[(1, 21167691684), (2, 10583845842), (3, 7055897228), (4, 5291922921), (6, 3527948614), (12, 1763974307), (19, 1114089036), (31, 682828764), (38, 557044518), (57, 371363012), (62, 341414382), (76, 278522259), (93, 227609588), (114, 185681506), (124, 170707191), (186, 113804794), (228, 92840753), (372, 56902397), (589, 35938356), (1178, 17969178), (1767, 11979452), (2356, 8984589), (3534, 5989726), (7068, 2994863)]