21674820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19013}}^1$

素因数の和:19044

約数の個数: 48

約数和(自身を含む): 63887040

約数和(自身を除く): 42212220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 19013, 38026, 57039, 76052, 95065, 114078, 190130, 228156, 285195, 361247, 380260, 570390, 722494, 1083741, 1140780, 1444988, 1806235, 2167482, 3612470, 4334964, 5418705, 7224940, 10837410, 21674820]

約数ペア:

[(1, 21674820), (2, 10837410), (3, 7224940), (4, 5418705), (5, 4334964), (6, 3612470), (10, 2167482), (12, 1806235), (15, 1444988), (19, 1140780), (20, 1083741), (30, 722494), (38, 570390), (57, 380260), (60, 361247), (76, 285195), (95, 228156), (114, 190130), (190, 114078), (228, 95065), (285, 76052), (380, 57039), (570, 38026), (1140, 19013)]