21417368427

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{173183}}^1$

素因数の和:173360

約数の個数: 48

約数和(自身を含む): 38327697408

約数和(自身を除く): 16910328981

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 151, 273, 453, 819, 1057, 1359, 1963, 3171, 5889, 9513, 13741, 17667, 41223, 123669, 173183, 519549, 1212281, 1558647, 2251379, 3636843, 6754137, 10910529, 15759653, 20262411, 26150633, 47278959, 78451899, 141836877, 183054431, 235355697, 339958229, 549163293, 1019874687, 1647489879, 2379707603, 3059624061, 7139122809, 21417368427]

約数ペア:

[(1, 21417368427), (3, 7139122809), (7, 3059624061), (9, 2379707603), (13, 1647489879), (21, 1019874687), (39, 549163293), (63, 339958229), (91, 235355697), (117, 183054431), (151, 141836877), (273, 78451899), (453, 47278959), (819, 26150633), (1057, 20262411), (1359, 15759653), (1963, 10910529), (3171, 6754137), (5889, 3636843), (9513, 2251379), (13741, 1558647), (17667, 1212281), (41223, 519549), (123669, 173183)]