21608886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 49533120

約数和(自身を除く): 27924234

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 41, 58, 78, 82, 87, 123, 174, 233, 246, 377, 466, 533, 699, 754, 1066, 1131, 1189, 1398, 1599, 2262, 2378, 3029, 3198, 3567, 6058, 6757, 7134, 9087, 9553, 13514, 15457, 18174, 19106, 20271, 28659, 30914, 40542, 46371, 57318, 87841, 92742, 124189, 175682, 248378, 263523, 277037, 372567, 527046, 554074, 745134, 831111, 1662222, 3601481, 7202962, 10804443, 21608886]

約数ペア:

[(1, 21608886), (2, 10804443), (3, 7202962), (6, 3601481), (13, 1662222), (26, 831111), (29, 745134), (39, 554074), (41, 527046), (58, 372567), (78, 277037), (82, 263523), (87, 248378), (123, 175682), (174, 124189), (233, 92742), (246, 87841), (377, 57318), (466, 46371), (533, 40542), (699, 30914), (754, 28659), (1066, 20271), (1131, 19106), (1189, 18174), (1398, 15457), (1599, 13514), (2262, 9553), (2378, 9087), (3029, 7134), (3198, 6757), (3567, 6058)]