21418092

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 57635760

約数和(自身を除く): 36217668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 173, 181, 228, 342, 346, 362, 519, 543, 684, 692, 724, 1038, 1086, 1557, 1629, 2076, 2172, 3114, 3258, 3287, 3439, 6228, 6516, 6574, 6878, 9861, 10317, 13148, 13756, 19722, 20634, 29583, 30951, 31313, 39444, 41268, 59166, 61902, 62626, 93939, 118332, 123804, 125252, 187878, 281817, 375756, 563634, 594947, 1127268, 1189894, 1784841, 2379788, 3569682, 5354523, 7139364, 10709046, 21418092]

約数ペア:

[(1, 21418092), (2, 10709046), (3, 7139364), (4, 5354523), (6, 3569682), (9, 2379788), (12, 1784841), (18, 1189894), (19, 1127268), (36, 594947), (38, 563634), (57, 375756), (76, 281817), (114, 187878), (171, 125252), (173, 123804), (181, 118332), (228, 93939), (342, 62626), (346, 61902), (362, 59166), (519, 41268), (543, 39444), (684, 31313), (692, 30951), (724, 29583), (1038, 20634), (1086, 19722), (1557, 13756), (1629, 13148), (2076, 10317), (2172, 9861), (3114, 6878), (3258, 6574), (3287, 6516), (3439, 6228)]