21473514

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 49720320

約数和(自身を除く): 28246806

約数列:

[1, 2, 3, 6, 9, 18, 29, 31, 58, 62, 87, 93, 174, 186, 261, 279, 522, 558, 899, 1327, 1798, 2654, 2697, 3981, 5394, 7962, 8091, 11943, 16182, 23886, 38483, 41137, 76966, 82274, 115449, 123411, 230898, 246822, 346347, 370233, 692694, 740466, 1192973, 2385946, 3578919, 7157838, 10736757, 21473514]

約数ペア:

[(1, 21473514), (2, 10736757), (3, 7157838), (6, 3578919), (9, 2385946), (18, 1192973), (29, 740466), (31, 692694), (58, 370233), (62, 346347), (87, 246822), (93, 230898), (174, 123411), (186, 115449), (261, 82274), (279, 76966), (522, 41137), (558, 38483), (899, 23886), (1327, 16182), (1798, 11943), (2654, 8091), (2697, 7962), (3981, 5394)]