21637434

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1771

約数の個数: 64

約数和(自身を含む): 55609344

約数和(自身を除く): 33971910

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1723, 1794, 2093, 3446, 4186, 5169, 6279, 10338, 12061, 12558, 22399, 24122, 36183, 39629, 44798, 67197, 72366, 79258, 118887, 134394, 156793, 237774, 277403, 313586, 470379, 515177, 554806, 832209, 940758, 1030354, 1545531, 1664418, 3091062, 3606239, 7212478, 10818717, 21637434]

約数ペア:

[(1, 21637434), (2, 10818717), (3, 7212478), (6, 3606239), (7, 3091062), (13, 1664418), (14, 1545531), (21, 1030354), (23, 940758), (26, 832209), (39, 554806), (42, 515177), (46, 470379), (69, 313586), (78, 277403), (91, 237774), (138, 156793), (161, 134394), (182, 118887), (273, 79258), (299, 72366), (322, 67197), (483, 44798), (546, 39629), (598, 36183), (897, 24122), (966, 22399), (1723, 12558), (1794, 12061), (2093, 10338), (3446, 6279), (4186, 5169)]