21296436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 60469248

約数和(自身を除く): 39172812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 73, 84, 92, 138, 146, 151, 161, 219, 276, 292, 302, 322, 438, 453, 483, 511, 604, 644, 876, 906, 966, 1022, 1057, 1533, 1679, 1812, 1932, 2044, 2114, 3066, 3171, 3358, 3473, 4228, 5037, 6132, 6342, 6716, 6946, 10074, 10419, 11023, 11753, 12684, 13892, 20148, 20838, 22046, 23506, 24311, 33069, 35259, 41676, 44092, 47012, 48622, 66138, 70518, 72933, 77161, 97244, 132276, 141036, 145866, 154322, 231483, 253529, 291732, 308644, 462966, 507058, 760587, 925932, 1014116, 1521174, 1774703, 3042348, 3549406, 5324109, 7098812, 10648218, 21296436]

約数ペア:

[(1, 21296436), (2, 10648218), (3, 7098812), (4, 5324109), (6, 3549406), (7, 3042348), (12, 1774703), (14, 1521174), (21, 1014116), (23, 925932), (28, 760587), (42, 507058), (46, 462966), (69, 308644), (73, 291732), (84, 253529), (92, 231483), (138, 154322), (146, 145866), (151, 141036), (161, 132276), (219, 97244), (276, 77161), (292, 72933), (302, 70518), (322, 66138), (438, 48622), (453, 47012), (483, 44092), (511, 41676), (604, 35259), (644, 33069), (876, 24311), (906, 23506), (966, 22046), (1022, 20838), (1057, 20148), (1533, 13892), (1679, 12684), (1812, 11753), (1932, 11023), (2044, 10419), (2114, 10074), (3066, 6946), (3171, 6716), (3358, 6342), (3473, 6132), (4228, 5037)]