21415032

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6917}}^1$

素因数の和:6972

約数の個数: 48

約数和(自身を含む): 59356440

約数和(自身を除く): 37941408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6917, 13834, 20751, 27668, 41502, 55336, 62253, 83004, 124506, 166008, 249012, 297431, 498024, 594862, 892293, 1189724, 1784586, 2379448, 2676879, 3569172, 5353758, 7138344, 10707516, 21415032]

約数ペア:

[(1, 21415032), (2, 10707516), (3, 7138344), (4, 5353758), (6, 3569172), (8, 2676879), (9, 2379448), (12, 1784586), (18, 1189724), (24, 892293), (36, 594862), (43, 498024), (72, 297431), (86, 249012), (129, 166008), (172, 124506), (258, 83004), (344, 62253), (387, 55336), (516, 41502), (774, 27668), (1032, 20751), (1548, 13834), (3096, 6917)]