2021165964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1013}}^1\times {\mathrm{2917}}^1$

素因数の和:3959

約数の個数: 72

約数和(自身を含む): 5385110640

約数和(自身を除く): 3363944676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 1013, 2026, 2917, 3039, 4052, 5834, 6078, 8751, 9117, 11668, 12156, 17502, 18234, 19247, 26253, 35004, 36468, 38494, 52506, 55423, 57741, 76988, 105012, 110846, 115482, 166269, 173223, 221692, 230964, 332538, 346446, 498807, 665076, 692892, 997614, 1995228, 2954921, 5909842, 8864763, 11819684, 17729526, 26594289, 35459052, 53188578, 56143499, 106377156, 112286998, 168430497, 224573996, 336860994, 505291491, 673721988, 1010582982, 2021165964]

約数ペア:

[(1, 2021165964), (2, 1010582982), (3, 673721988), (4, 505291491), (6, 336860994), (9, 224573996), (12, 168430497), (18, 112286998), (19, 106377156), (36, 56143499), (38, 53188578), (57, 35459052), (76, 26594289), (114, 17729526), (171, 11819684), (228, 8864763), (342, 5909842), (684, 2954921), (1013, 1995228), (2026, 997614), (2917, 692892), (3039, 665076), (4052, 498807), (5834, 346446), (6078, 332538), (8751, 230964), (9117, 221692), (11668, 173223), (12156, 166269), (17502, 115482), (18234, 110846), (19247, 105012), (26253, 76988), (35004, 57741), (36468, 55423), (38494, 52506)]