21666450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 59496192

約数和(自身を除く): 37829742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 41, 50, 65, 75, 78, 82, 123, 130, 150, 195, 205, 246, 271, 325, 390, 410, 533, 542, 615, 650, 813, 975, 1025, 1066, 1230, 1355, 1599, 1626, 1950, 2050, 2665, 2710, 3075, 3198, 3523, 4065, 5330, 6150, 6775, 7046, 7995, 8130, 10569, 11111, 13325, 13550, 15990, 17615, 20325, 21138, 22222, 26650, 33333, 35230, 39975, 40650, 52845, 55555, 66666, 79950, 88075, 105690, 111110, 144443, 166665, 176150, 264225, 277775, 288886, 333330, 433329, 528450, 555550, 722215, 833325, 866658, 1444430, 1666650, 2166645, 3611075, 4333290, 7222150, 10833225, 21666450]

約数ペア:

[(1, 21666450), (2, 10833225), (3, 7222150), (5, 4333290), (6, 3611075), (10, 2166645), (13, 1666650), (15, 1444430), (25, 866658), (26, 833325), (30, 722215), (39, 555550), (41, 528450), (50, 433329), (65, 333330), (75, 288886), (78, 277775), (82, 264225), (123, 176150), (130, 166665), (150, 144443), (195, 111110), (205, 105690), (246, 88075), (271, 79950), (325, 66666), (390, 55555), (410, 52845), (533, 40650), (542, 39975), (615, 35230), (650, 33333), (813, 26650), (975, 22222), (1025, 21138), (1066, 20325), (1230, 17615), (1355, 15990), (1599, 13550), (1626, 13325), (1950, 11111), (2050, 10569), (2665, 8130), (2710, 7995), (3075, 7046), (3198, 6775), (3523, 6150), (4065, 5330)]