20921663448

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13837079}}^1$

素因数の和:13837101

約数の個数: 64

約数和(自身を含む): 66417984000

約数和(自身を除く): 45496320552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13837079, 27674158, 41511237, 55348316, 83022474, 96859553, 110696632, 124533711, 166044948, 193719106, 249067422, 290578659, 332089896, 373601133, 387438212, 498134844, 581157318, 747202266, 774876424, 871735977, 996269688, 1162314636, 1494404532, 1743471954, 2324629272, 2615207931, 2988809064, 3486943908, 5230415862, 6973887816, 10460831724, 20921663448]

約数ペア:

[(1, 20921663448), (2, 10460831724), (3, 6973887816), (4, 5230415862), (6, 3486943908), (7, 2988809064), (8, 2615207931), (9, 2324629272), (12, 1743471954), (14, 1494404532), (18, 1162314636), (21, 996269688), (24, 871735977), (27, 774876424), (28, 747202266), (36, 581157318), (42, 498134844), (54, 387438212), (56, 373601133), (63, 332089896), (72, 290578659), (84, 249067422), (108, 193719106), (126, 166044948), (168, 124533711), (189, 110696632), (216, 96859553), (252, 83022474), (378, 55348316), (504, 41511237), (756, 27674158), (1512, 13837079)]