21475592984

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1\times {\mathrm{3301}}^1$

素因数の和:4084

約数の個数: 64

約数和(自身を含む): 42762220800

約数和(自身を除く): 21286627816

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 709, 1147, 1418, 2294, 2836, 3301, 4588, 5672, 6602, 9176, 13204, 21979, 26233, 26408, 43958, 52466, 87916, 102331, 104932, 122137, 175832, 204662, 209864, 244274, 409324, 488548, 813223, 818648, 977096, 1626446, 2340409, 3252892, 3786247, 4680818, 6505784, 7572494, 9361636, 15144988, 18723272, 30289976, 72552679, 86595133, 145105358, 173190266, 290210716, 346380532, 580421432, 692761064, 2684449123, 5368898246, 10737796492, 21475592984]

約数ペア:

[(1, 21475592984), (2, 10737796492), (4, 5368898246), (8, 2684449123), (31, 692761064), (37, 580421432), (62, 346380532), (74, 290210716), (124, 173190266), (148, 145105358), (248, 86595133), (296, 72552679), (709, 30289976), (1147, 18723272), (1418, 15144988), (2294, 9361636), (2836, 7572494), (3301, 6505784), (4588, 4680818), (5672, 3786247), (6602, 3252892), (9176, 2340409), (13204, 1626446), (21979, 977096), (26233, 818648), (26408, 813223), (43958, 488548), (52466, 409324), (87916, 244274), (102331, 209864), (104932, 204662), (122137, 175832)]