21653676

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{1657}}^1$

素因数の和:1692

約数の個数: 72

約数和(自身を含む): 61743920

約数和(自身を除く): 40090244

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 121, 132, 198, 242, 297, 363, 396, 484, 594, 726, 1089, 1188, 1452, 1657, 2178, 3267, 3314, 4356, 4971, 6534, 6628, 9942, 13068, 14913, 18227, 19884, 29826, 36454, 44739, 54681, 59652, 72908, 89478, 109362, 164043, 178956, 200497, 218724, 328086, 400994, 492129, 601491, 656172, 801988, 984258, 1202982, 1804473, 1968516, 2405964, 3608946, 5413419, 7217892, 10826838, 21653676]

約数ペア:

[(1, 21653676), (2, 10826838), (3, 7217892), (4, 5413419), (6, 3608946), (9, 2405964), (11, 1968516), (12, 1804473), (18, 1202982), (22, 984258), (27, 801988), (33, 656172), (36, 601491), (44, 492129), (54, 400994), (66, 328086), (99, 218724), (108, 200497), (121, 178956), (132, 164043), (198, 109362), (242, 89478), (297, 72908), (363, 59652), (396, 54681), (484, 44739), (594, 36454), (726, 29826), (1089, 19884), (1188, 18227), (1452, 14913), (1657, 13068), (2178, 9942), (3267, 6628), (3314, 6534), (4356, 4971)]